// 封装一个请求，返回一个promise
let requestTimes = 0;
export const request = (params) => {
    requestTimes++;
    wx.showLoading({
        title: '加载中',
      })      
    const baseUrl = "https://api-hmugo-web.itheima.net/api/public/v1"
    return new Promise((resolve, reject) => {
        wx.request({
            ...params,
            url: baseUrl + params.url,
            success: (result) => {
                resolve(result)
            },
            fail: (err) => {
                reject(err);
            },
            complete(){
                requestTimes--;
                if(requestTimes == 0){
                    wx.hideLoading()
                }
            }
        });
    })
}